Evidence map›Paper›PMID 25814994›Full record

ReviewFrontiers in plant science2015

Enriching rice with Zn and Fe while minimizing Cd risk.

Inez H Slamet-Loedin, Sarah E Johnson-Beebout, Somayanda Impa, Nikolaos Tsakirpaloglou

Abstract readReview
In one paragraph

Review in Frontiers in plant science, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 29 papers.

0numbers the graph read from it
0cells of the map it votes in
29citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

29 citing papers in PubMed.

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  14. Enrichment of cadmium in rice (Oryza sativa L.) grown under different exogenous pollution sources.Environmental science and pollution research international · 2020
    Article
  15. Review
  16. Genetic architecture of subspecies divergence in trace mineral accumulation and elemental correlations in the rice grain.TAG. Theoretical and applied genetics. Theoretische und angewandte Genetik · 2020
    Article
  17. Article
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

4 authors.

Inez H Slamet-LoedinPlant Breeding, Genetics, and Biotechnology Division, International Rice Research Institute Manila, Philippines.
Sarah E Johnson-BeeboutCrop and Environmental Sciences Division, International Rice Research Institute Manila, Philippines.
Somayanda ImpaCrop and Environmental Sciences Division, International Rice Research Institute Manila, Philippines.
Nikolaos TsakirpaloglouPlant Breeding, Genetics, and Biotechnology Division, International Rice Research Institute Manila, Philippines.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Enriching iron (Fe) and zinc (Zn) content in rice grains, while minimizing cadmium (Cd) levels, is important for human health and nutrition. Natural genetic variation in rice grain Zn enables Zn-biofortification through conventional breeding, but limited natural Fe variation has led to a need for genetic modification approaches, including over-expressing genes responsible for Fe storage, chelators, and transporters. Generally, Cd uptake and allocation is associated with divalent metal cations (including Fe and Zn) transporters, but the details of this process are still unknown in rice. In addition to genetic variation, metal uptake is sometimes limited by its bioavailability in the soil. The availability of Fe, Zn, and Cd for plant uptake varies widely depending on soil redox potential. The typical practice of flooding rice increases Fe while decreasing Zn and Cd availability. On the other hand, moderate soil drying improves Zn uptake but also increases Cd and decreases Fe uptake. Use of Zn- or Fe-containing fertilizers complements breeding efforts by providing sufficient metals for plant uptake. In addition, the timing of nitrogen fertilization has also been shown to affect metal accumulation in grains. The purpose of this mini-review is to identify knowledge gaps and prioritize strategies for improving the nutritional value and safety of rice.

Indexed as

agronomic biofortificationCd contaminationFe enriched ricegenetic biofortificationricerisk mitigationZn enriched rice

Identifiers

PMID25814994
PMCPMC4357242

What OpenQuestion holds

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Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.